13428207

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{571}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 21781760

約数和(自身を除く): 8353553

約数列:

[1, 3, 9, 13, 27, 39, 67, 117, 201, 351, 571, 603, 871, 1713, 1809, 2613, 5139, 7423, 7839, 15417, 22269, 23517, 38257, 66807, 114771, 200421, 344313, 497341, 1032939, 1492023, 4476069, 13428207]

約数ペア:

[(1, 13428207), (3, 4476069), (9, 1492023), (13, 1032939), (27, 497341), (39, 344313), (67, 200421), (117, 114771), (201, 66807), (351, 38257), (571, 23517), (603, 22269), (871, 15417), (1713, 7839), (1809, 7423), (2613, 5139)]